Finding the Third Proportional to 2,180,331 and 4,776,003

Step by Step Solution

1. Step 1: Write the proportion equation
   2,180,331 : 4,776,003 = 4,776,003 : x
2. Step 2: Convert to fraction form
   2,180,331/4,776,003 = 4,776,003/x
3. Step 3: Cross multiply
   2,180,331x = 4,776,003 × 4,776,003
4. Step 4: Simplify right side
   2,180,331x = 22,810,204,656,009
5. Step 5: Solve for x
   x = 22,810,204,656,009/2,180,331
6. Step 6: Final answer
   x = 10,461,808.16